Finding the Fourth Proportional to 19,044,048.74, 28,562,253.74 and 9,324,473.99
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Solution
The fourth proportional to 19,044,048.74, 28,562,253.74 and 9,324,473.99 is: 13,984,840.91
Step by Step Solution
- Step 1: Write the proportion equation
19,044,048.74 : 28,562,253.74 = 9,324,473.99 : x - Step 2: Convert to fraction form
19,044,048.74/28,562,253.74 = 9,324,473.99/x - Step 3: Cross multiply
19,044,048.74x = 28,562,253.74 × 9,324,473.99 - Step 4: Simplify right side
19,044,048.74x = 266,327,991,904,976.56 - Step 5: Solve for x
x = 266,327,991,904,976.56/19,044,048.74 - Step 6: Final answer
x = 13,984,840.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.